Implement scope-specific bracket matching and comment toggling

Co-authored-by: Julia Risley <julia@zed.dev>

crates/zed/src/languages.rs

@@ -173,6 +173,11 @@ pub(crate) fn language(
             .with_injection_query(query.as_ref())
             .expect("failed to load injection query");
     }
+    if let Some(query) = load_query(name, "/overrides") {
+        language = language
+            .with_override_query(query.as_ref())
+            .expect("failed to load override query");
+    }
     if let Some(lsp_adapter) = lsp_adapter {
         language = language.with_lsp_adapter(lsp_adapter)
     }

crates/zed/src/languages/tsx/overrides.scm

@@ -1,2 +1,7 @@
-(jsx_element) @override.element
+[
+  (jsx_element)
+  (jsx_fragment)
+  (jsx_self_closing_element)
+  (jsx_expression)
+] @override.element
 (string) @override.string